###
# map filter 能做的事情 comprehension也能做，而且更易阅读
###
symbols = 'abcde'
over_int = 99


def comprehension():
    return [ord(s) for s in symbols if ord(s) > over_int]


def map_filter():
    return list(filter(lambda c: c > over_int, map(ord, symbols)))


if __name__ == '__main__':
    print(comprehension())
    print(map_filter())
